LMS-G5-17G. [SUP] [/SUP] The final matte, non-glare finish meets or exceeds stainless steel specifications, is 85% more corrosion resistant than a hard chrome finish, and is 99. 0020 in) thick and produces a 64 Rockwell C hardness rating via a 500 °C (932 °F) nitride bath. Since the finish is based on the surface preparation of the steel, Stainless is easier to refinish than a coated pistol. The melonite barrel will need no additional oil or rust preventative maintenance as the entirety of the product is dipped and covered from end to end in an extremely hard, rust resistant treatment. . . You should expect a nitrided barrel to last around 3 times longer than a stainless steel barrel. In that case, the nitride finish might be more for you.
Parkerized vs nitride vs stainless
. We offer this 18″ barrel in a 1:24 twist with a 11/16X24 thread pitch. Jul 10, 2016 · Unlike Parkerizing, it also hardens the steel tremendously and gives it a high lubricity — that is, makes it slick. Jan 23, 2011 · Hi guys, how durable is the parkerized finish? I prefer SS but I'm having trouble finding what I want in SS. 4140 is chrome moly. This is achieved by heating the part in a molten. For most civilian shooters, nitride is a better choice for general purpose use. AR-15 / AR-10 Carbine Length Gas Tube 9. .